the rendezvous was sponsored by the guinness book of world records. >>> new york's mayor bloomberg wants to expand a smoking ban to include some of the great outdoors forbidding smoking in new york city beaches, parks, even the open seating area in times square. the dangers of secondhand smoking or smoke were cited. the measure will go to public hearings before a vote. >>> men and women rush to help new york's ground zero after the 9/11 attacks. nine years later thousands say the toxic dust made them sick and urge congress to cover their health care and compensation. randall pinkston reports. >> reporter: fire department paramedic david russell spent weeks in what 9/11 first responders called "the pit." >> imagine a fresh snowfall six to eight inches high. it's not snow but six to eight inches high of dust. >> reporter: now he's never without his inhaler. he's also taking medication for an autoimmune disease and thyroid condition. >> i never had these problems prior to 9/11 and they all began to come out about five, six years later. >> reporter: fellow 9/11 rescue and recovery workers jo